<div class="navbar-header">
    <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
    </button>
    <a class="navbar-brand" href="index">Admin</a>
</div>
<ul class="nav navbar-top-links navbar-right">
    <li class="dropdown">
        <a class="dropdown-toggle" data-toggle="dropdown" href="#">
            <i class="fa fa-envelope fa-fw"></i> <i class="fa fa-caret-down"></i>
        </a>
        <ul class="dropdown-menu dropdown-messages">
            <li>
                <a href="">
                    <div>
                        <strong>John Smith</strong>
                                    <span class="pull-right text-muted">
                                        <em>Yesterday</em>
                                    </span>
                    </div>
                    <div>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque eleifend...</div>
                </a>
            </li>
            <li class="divider"></li>
            <li>
                <a class="text-center" href="">
                    <strong>Read All Messages</strong>
                    <i class="fa fa-angle-right"></i>
                </a>
            </li>
        </ul>
    </li>
    <li class="dropdown">
        <a class="dropdown-toggle" data-toggle="dropdown" href="">
            <i class="fa fa-tasks fa-fw"></i> <i class="fa fa-caret-down"></i>
        </a>
        <ul class="dropdown-menu dropdown-tasks">
            <li>
                <a href="">
                    <div>
                        <p>
                            <strong>Task 1</strong>
                            <span class="pull-right text-muted">40% Complete</span>
                        </p>
                        <div class="progress progress-striped active">
                            <div class="progress-bar progress-bar-success" role="progressbar" aria-valuenow="40" aria-valuemin="0" aria-valuemax="100" style="width: 40%">
                                <span class="sr-only">40% Complete (success)</span>
                            </div>
                        </div>
                    </div>
                </a>
            </li>
            <li class="divider"></li>
            <li>
                <a class="text-center" href="">
                    <strong>See All Tasks</strong>
                    <i class="fa fa-angle-right"></i>
                </a>
            </li>
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    <li class="dropdown">
        <a class="dropdown-toggle" data-toggle="dropdown" href="">
            <i class="fa fa-bell fa-fw"></i> <i class="fa fa-caret-down"></i>
        </a>
        <ul class="dropdown-menu dropdown-alerts">
            <li>
                <a href="">
                    <div>
                        <i class="fa fa-comment fa-fw"></i> New Comment
                        <span class="pull-right text-muted small">4 minutes ago</span>
                    </div>
                </a>
            </li>
            <li class="divider"></li>
            <li>
                <a class="text-center" href="">
                    <strong>See All Alerts</strong>
                    <i class="fa fa-angle-right"></i>
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        <a class="dropdown-toggle" data-toggle="dropdown" href="">
            <i class="fa fa-user fa-fw"></i> <i class="fa fa-caret-down"></i>
        </a>
        <ul class="dropdown-menu dropdown-user">
            <li><a href="/admin/person/index"><i class="fa fa-user fa-fw"></i>个人信息</a>
            </li>
            <li><a href="/admin/person/changepwd"><i class="fa fa-gear fa-fw"></i>修改密码</a>
            </li>
            <li class="divider"></li>
            <li><a href="javascript:;" class="logout"><i class="fa fa-sign-out fa-fw"></i> 退出</a>
            </li>
        </ul>
    </li>
</ul>